... 200 mesh 4. SGS/ISO/CCIC Xanthan Gum (Xanthan) Oil drilling grade Xanthan Gum, which is mainly made from starch, ... industrial fields, such as food pharmaceutical, fine chemical, agriculture, oil drilling, and so on. Comparing with other kinds of gum, ... with acid, alkaline, brine, enzyme, surface active agent, antiseptic, oxidant and other thickener.5). Perfect synergistic action when compounding ...